package com.atguigu.common.valid.validator;

import com.atguigu.common.valid.annotations.ListValue;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

public class ListValueConstraintValidatorForDouble  implements ConstraintValidator<ListValue,Double> {

    private Set<Double> set = new HashSet<>();

    @Override
    public void initialize(ListValue constraintAnnotation) {
        int[] vals = constraintAnnotation.vals();
        if(vals.length <=0){
            return;
        }
        for (double val : vals){
            set.add(val);
        }
    }

    @Override
    public boolean isValid(Double value, ConstraintValidatorContext context) {
        if(set.size()>0){
            return set.contains(value);
        }
        return false;
    }
}
